Inline simple constructors

[builder.git] / source / filetarget.cpp

diff --git a/source/filetarget.cpp b/source/filetarget.cpp
index bc4e110d8700002f822bca478d0e6aa6fde6a8be..a2bd3f0a1e0b1f922e2fe89feff2bd59483ca39e 100644 (file)
--- a/source/filetarget.cpp
+++ b/source/filetarget.cpp
@@ -1,21 +1,31 @@
+#include <msp/core/algorithm.h>
 #include <msp/fs/stat.h>
 #include <msp/fs/utils.h>
 #include <msp/strings/format.h>
+#include <msp/strings/utils.h>
 #include <msp/time/utils.h>
 #include "builder.h"
 #include "filetarget.h"
 #include "sourcepackage.h"
+#include "task.h"
+#include "tool.h"
 
 using namespace std;
 using namespace Msp;
 
-FileTarget::FileTarget(Builder &b, const Package *p, const FS::Path &a):
-       Target(b, p, make_name(p, a)),
-       path(a),
-       size(0)
+FileTarget::FileTarget(Builder &b, const SourcePackage *p, const FS::Path &a):
+       Target(b, generate_name(b, p, a)),
+       path(a)
 {
+       package = p;
+
        builder.get_vfs().register_path(path, this);
 
+       stat();
+}
+
+void FileTarget::stat()
+{
        if(FS::Stat st = FS::lstat(path))
        {
                mtime = st.get_modify_time();
@@ -23,58 +33,137 @@ FileTarget::FileTarget(Builder &b, const Package *p, const FS::Path &a):
        }
 }
 
+string FileTarget::generate_name(Builder &builder, const SourcePackage *pkg, const FS::Path &path)
+{
+       if(pkg && FS::descendant_depth(path, pkg->get_source_directory())>=0)
+       {
+               FS::Path relpath = FS::relative(path, pkg->get_source_directory());
+               return format("<%s>%s", pkg->get_name(), relpath.str().substr(1));
+       }
+       else if(FS::descendant_depth(path, builder.get_prefix())>=0)
+       {
+               FS::Path relpath = FS::relative(path, builder.get_prefix());
+               return "<prefix>"+relpath.str().substr(1);
+       }
+
+       return path.str();
+}
+
 void FileTarget::touch()
 {
        mtime = Time::now();
+       modified();
+       signal_bubble_rebuild.emit();
 }
 
 void FileTarget::check_rebuild()
 {
-       if(!buildable)
+       if(!tool || needs_rebuild())
                return;
 
-       if(builder.get_build_all())
-               mark_rebuild("Rebuilding everything");
-       else if(!mtime)
+       if(!mtime)
                mark_rebuild("Does not exist");
        else
        {
-               for(TargetList::iterator i=depends.begin(); (i!=depends.end() && !rebuild); ++i)
+               for(Target *d: depends)
                {
-                       FileTarget *ft = dynamic_cast<FileTarget *>(*i);
+                       FileTarget *ft = dynamic_cast<FileTarget *>(d);
                        if(ft && ft->get_mtime()>mtime)
-                               mark_rebuild((*i)->get_name()+" has changed");
-                       else if((*i)->get_rebuild())
-                               mark_rebuild((*i)->get_name()+" needs rebuilding");
-                       else
+                               mark_rebuild(d->get_name()+" has changed");
+                       else if(d->needs_rebuild())
+                               mark_rebuild(d->get_name()+" needs rebuilding");
+                       if(needs_rebuild())
+                               break;
+               }
+       }
+
+       if(!needs_rebuild())
+       {
+               // Some side effects might not exist
+               auto i = find_if(side_effects, [](const Target *s){ return s->needs_rebuild(); });
+               if(i!=side_effects.end())
+                       mark_rebuild((*i)->get_name()+" needs rebuilding");
+       }
+
+       if(!needs_rebuild() && package)
+       {
+               if(package->get_config().get_mtime()>mtime)
+                       mark_rebuild("Package options changed");
+
+               if(tool->get_executable())
+               {
+                       string build_sig = create_build_signature();
+                       if(package->get_cache().has_key(this, "build_sig"))
                        {
-                               Target *real = ft->get_real_target();
-                               if(real->get_rebuild())
-                                       mark_rebuild(real->get_name()+" needs rebuilding");
+                               if(package->get_cache().get_value(this, "build_sig")!=build_sig)
+                                       mark_rebuild("Build signature changed");
                        }
                }
        }
+}
+
+string FileTarget::create_build_signature() const
+{
+       if(!package)
+               return string();
+
+       const BuildInfo &binfo = (component ? component->get_build_info() : package->get_build_info());
+       vector<string> sigs;
+
+       if(arch_in_build_sig)
+               if(const Architecture *arch = tool->get_architecture())
+                       sigs.push_back(arch->get_name());
+
+       sigs.push_back(tool->create_build_signature(binfo));
+
+       if(nested_build_sig && component)
+       {
+               vector<const Tool *> seen_tools;
+               vector<string> tool_sigs;
+               for(Target *d: depends)
+                       if(const Tool *t = d->get_tool())
+                               if(d->get_component()==component && !any_equals(seen_tools, t))
+                               {
+                                       seen_tools.push_back(t);
+                                       tool_sigs.push_back(t->create_build_signature(binfo));
+                               }
+
+               sort(tool_sigs);
+               sigs.insert(sigs.end(), make_move_iterator(tool_sigs.begin()), make_move_iterator(tool_sigs.end()));
+       }
 
-       const SourcePackage *spkg = dynamic_cast<const SourcePackage *>(package);
-       if(!rebuild && spkg && spkg->get_config().get_mtime()>mtime)
-               mark_rebuild("Package options changed");
+       return join(sigs.begin(), sigs.end(), ";");
 }
 
-string FileTarget::make_name(const Package *pkg, const FS::Path &pth)
+void FileTarget::build(Task &task)
 {
-       if(const SourcePackage *spkg = dynamic_cast<const SourcePackage *>(pkg))
+       task.add_file(path);
+       task.set_unlink(true);
+}
+
+void FileTarget::build_finished(bool success)
+{
+       if(success)
        {
-               if(FS::descendant_depth(pth, spkg->get_source())>=0)
-               {
-                       FS::Path relpath = FS::relative(pth, spkg->get_source());
-                       return format("<%s>%s", pkg->get_name(), relpath.str().substr(1));
-               }
-               else if(FS::descendant_depth(pth, pkg->get_builder().get_prefix())>=0)
+               stat();
+               if(package)
                {
-                       FS::Path relpath = FS::relative(pth, pkg->get_builder().get_prefix());
-                       return "<prefix>"+relpath.str().substr(1);
+                       string build_sig = create_build_signature();
+                       if(!build_sig.empty())
+                               package->get_cache().set_value(this, "build_sig", build_sig);
                }
        }
 
-       return pth.str();
+       Target::build_finished(success);
+}
+
+void FileTarget::clean()
+{
+       if(mtime)
+       {
+               FS::unlink(path);
+               mtime = Time::TimeStamp();
+               size = 0;
+               check_rebuild();
+       }
 }